CN117200005A - High-reliability fuse combination inflatable cabinet for railway power system - Google Patents
High-reliability fuse combination inflatable cabinet for railway power system Download PDFInfo
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- CN117200005A CN117200005A CN202311146294.4A CN202311146294A CN117200005A CN 117200005 A CN117200005 A CN 117200005A CN 202311146294 A CN202311146294 A CN 202311146294A CN 117200005 A CN117200005 A CN 117200005A
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- 230000000694 effects Effects 0.000 claims abstract description 9
- 230000007246 mechanism Effects 0.000 claims description 61
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 34
- 229910052742 iron Inorganic materials 0.000 claims description 17
- 238000004804 winding Methods 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000005291 magnetic effect Effects 0.000 description 3
- 230000005389 magnetism Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 230000003137 locomotive effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to a high-reliability fuse combined charging cabinet of a railway power system, which comprises a fuse body and a power system protection box, wherein the fuse body is attached to the power system protection box; the utility model improves the fixing structure of the existing fuse body and the power system protection box, and when the improved fuse body and the power system protection box are fixed, the effect of convenient operation can be achieved, meanwhile, the damage to the isolating switch fuse can be avoided, and the reliability of a railway power system is improved.
Description
Technical Field
The utility model relates to the technical field, in particular to a high-reliability fuse combination inflating cabinet for a railway power system.
Background
Railway power systems are generally composed of a railway traction power supply system (27.5 kV single-phase power supply) and a railway power supply and distribution system (10 kV or 35kV three-phase three-wire power supply).
Electric energy source of railway traction power supply system: the utility grid 110kV or 220kV is changed into 27.5kV by a transformer, and the 27.5kV is divided into an uplink power supply arm and a downlink power supply arm to supply power for the uplink locomotive and the downlink locomotive. The upper bridge arm and the lower bridge arm of the same railway traction substation are segmented and are not directly connected. The power supply bridge arms of different traction substations are provided with segments, and are not directly connected.
Railway power supply and distribution system electric energy source: the utility grid is a 10kV or 35kV substation, but the substation is typically located far from the rail electric power supply and distribution facility, typically tens of kilometers, up to hundreds of kilometers. The power supply and distribution system supplies power for lines such as railway station feeder lines, self-closing through lines and the like, each feeder line supplies power for each low-voltage load by using a 10kV or 35 kV-to-0.4 kV transformer, and common loads are station electricity, line signals, water pumps, personnel life, overhaul equipment and the like.
Along with the increasing demand of China for railway electric power and energy, the requirements for power grid capacity and scale are correspondingly increased, and the requirements for reliability and safety of a railway electric power system are also higher. The safety and stability of the medium-voltage isolating switch as the switching device with the largest use amount have extremely critical effects on the long-term operation of the whole power grid. Chinese patent publication No. CN216213246U discloses a disconnector fuse assembly comprising at least one disconnector fuse comprising a disconnector and a fuse assembly detachably connected, the fuse assembly comprising a fuse and a protective case for accommodating the fuse. However, the fuse and the protection box are fixed by a plurality of screws, so that when the protection box is installed, on one hand, the fuse of the isolating switch is very inconvenient, on the other hand, the reliability of a railway power system is reduced, and in order to solve the problems, the utility model provides the high-reliability fuse combined inflating cabinet for the railway power system.
Disclosure of Invention
(1) Technical problem to be solved
The utility model aims to overcome the defects of the prior art, adapt to the actual needs, and provide a high-reliability fuse combined inflating cabinet for a railway power system so as to solve the technical problems.
(2) Technical proposal
In order to achieve the purpose of the utility model, the technical scheme adopted by the utility model is as follows:
the utility model provides a railway power system high reliability fuse combination gas-insulated switchgear, includes fuse body and power system protection box, the fuse body is laminated mutually with power system protection box and is set up, be provided with fastening mechanism on fuse body and the power system protection box, fastening mechanism is used for the locking and the unblock of fuse body and power system protection box.
Further, the fastening mechanism comprises a first mounting groove arranged on the fuse body, and a rotary screw rod movably arranged in the first mounting groove and screwed on the fuse body, wherein a supporting disc is fixedly sleeved outside the rotary screw rod, the supporting disc is movably arranged in the fixing cylinder, the fixing cylinder is fixedly arranged on the side wall of the fuse body, the fixing cylinder is movably arranged in the second mounting groove, the second mounting groove is arranged on the power system protection box, one end of a push-pull rod is hinged on the supporting disc, the other end of the push-pull rod is hinged on the locking rod, the locking rod is movably inserted in the first through hole, the first through hole is arranged on the fixing cylinder, a first supporting spring is wound outside the locking rod, two ends of the first supporting spring are fixedly connected on the side wall of the locking rod and the inner side wall of the fixing cylinder respectively, and locking grooves matched with the locking rod are formed in the side wall of the second mounting groove.
Further, the number of the push-pull rods is four, and the four push-pull rods are arranged in a central symmetry mode relative to the center of the supporting disc.
Further, a collision mechanism is arranged between the fuse body and the power system protection box, and the number of the collision mechanisms is consistent with that of the locking grooves.
Further, the conflict mechanism is including seting up the second through-hole on electric power system protection box, the second through-hole is linked together with the locking groove and is set up, the activity is pegged graft in the second through-hole has conflict pole, and the outside winding of conflict pole is provided with second supporting spring, the both ends of second supporting spring are fixed connection respectively on the lateral wall of conflict pole and the lateral wall of second through-hole, be provided with on the touch-up pole with locking lever assorted tilting groove.
Further, a prompt mechanism is arranged in the locking groove.
Further, the prompting mechanism comprises a first electrode contact piece and a second electrode contact piece, the first electrode contact piece is fixedly arranged on the side wall of the contact supporting rod, the second electrode contact piece is movably arranged in the locking groove, one end of a first guiding component is fixedly connected to the side wall of the second electrode contact piece, the other end of the first guiding component is fixedly connected to the side wall of a third mounting groove, the third mounting groove is formed in the electric power system protection box and is communicated with the locking groove, and an alarm is arranged on the electric power system protection box.
Further, the first guide assembly comprises a first guide rod, a first guide cylinder and a first guide spring, the first guide rod is movably inserted into the first guide cylinder, the first guide spring is wound outside the first guide rod, and two ends of the first guide spring are fixedly connected to the side wall of the first guide rod and the outer side wall of the first guide cylinder respectively.
Further, be provided with anticreep mechanism in the locking groove, the anticreep mechanism is including seting up the fourth mounting groove on the locking lever, fourth mounting groove internalization is provided with anticreep iron pole, and the one end of the lateral wall fixedly connected with second direction subassembly of anticreep iron pole, the other end fixedly connected with of second direction subassembly is on the lateral wall of fourth mounting groove, set up on the lateral wall of locking groove with anticreep iron pole assorted fifth mounting groove, fixedly connected with and anticreep iron pole assorted electro-magnet on the lateral wall of fifth mounting groove.
Further, the second guide assembly comprises a second guide rod, a second guide cylinder and a second guide spring, the second guide rod is movably inserted into the second guide cylinder, the second guide spring is wound outside the second guide rod, and two ends of the second guide spring are fixedly connected to the side wall of the second guide rod and the outer side wall of the second guide cylinder respectively.
(3) The beneficial effects are that:
the utility model improves the fixing structure of the existing fuse body and the power system protection box, and when the improved fuse body and the power system protection box are fixed, the effect of convenient operation can be achieved, meanwhile, the damage to the isolating switch fuse can be avoided, and the reliability of a railway power system is improved.
The utility model is provided with the fastening mechanism which is used for realizing the locking and unlocking of the fuse body and the power system protection box, in particular, the rotating screw is screwed, the rotating screw rotates to drive the supporting disc to rotate, the supporting disc rotates to push or pull the locking rod to move through the push-pull rod, so that the locking rod moves into or out of the fixed cylinder through the first through hole, and when the locking rod moves outwards to enter the locking groove, the fixed cylinder is fixed in the second mounting groove, thereby fixing the fuse body and the power system protection box together, and conversely, the unlocking of the fuse body and the power system protection box is realized.
The utility model is provided with the abutting mechanism, the abutting mechanism can prevent movement between the fuse body and the power system protection box after fixation by the abutting action, the structural design of the abutting mechanism is reasonable, manual operation is not needed in the abutting process, specifically, the abutting rod can abut when the locking rod moves into the locking groove and the abutting rod moves out of the locking groove, so that the left end of the abutting rod moves between the fuse body and the power system protection box, the left end of the abutting rod abuts against the right end face of the fuse body, and the fastening of the fuse body and the power system protection box is realized by the abutting action.
The utility model is provided with the prompting mechanism for prompting the installation progress of the staff, particularly, when the fuse body and the power system protection box are locked, the prompting mechanism plays a role in prompting, the structural design of the prompting mechanism is reasonable, the prompting process is not required to be controlled manually, particularly, when the abutting rod moves leftwards, the first electrode contact is carried along to move leftwards, when the first electrode contact is contacted with the second electrode contact, the serial circuit is connected, and the alarm works to give out a warning.
The utility model is provided with the anti-drop mechanism, which is used for playing an anti-drop role, specifically, when the first electrode contact piece is contacted with the second electrode contact piece and the series circuit is connected, the electromagnet is electrified to generate magnetism, and when the locking rod moves to the locking groove and the fourth mounting groove is opposite to the fifth mounting groove, the anti-drop iron rod can move into the fifth mounting groove under the action of magnetic attraction, thereby playing a limiting role.
Drawings
FIG. 1 is a schematic diagram of an embodiment of a high-reliability fuse combination plenum of a railway power system of the present utility model;
FIG. 2 is an enlarged schematic view of the structure A of the high-reliability fuse combination charging cabinet of FIG. 1 of the railway power system of the present utility model;
FIG. 3 is a schematic view of a partial cross-sectional structure of the high-reliability fuse combination plenum of the present utility model in FIG. 1;
FIG. 4 is a schematic diagram of a partial side sectional view of the high reliability fuse combination plenum of the present utility model in FIG. 3;
FIG. 5 is an enlarged schematic view of the structure B of FIG. 5 of the high-reliability fuse combination charging cabinet of the railway power system of the present utility model;
fig. 6 is a schematic diagram of a prompt mechanism in a high-reliability fuse combination inflatable cabinet of a railway power system.
The reference numerals are as follows:
the fuse body 1, the power system protection box 2, the fastening mechanism 3, the first mounting groove 31, the rotating screw 32, the support plate 33, the fixed cylinder 34, the second mounting groove 35, the push-pull rod 36, the lock rod 37, the first through hole 38, the first support spring 39, the lock groove 310, the abutting mechanism 4, the second through hole 41, the abutting rod 42, the second support spring 43, the inclined groove 44, the prompt mechanism 5, the first electrode contact piece 51, the second electrode contact piece 52, the first guide assembly 53, the first guide rod 531, the first guide cylinder 532, the first guide spring 533, the third mounting groove 54, the warning device 55, the anti-disengaging mechanism 6, the fourth mounting groove 61, the anti-disengaging iron rod 62, the second guide assembly 63, the fifth mounting groove 64, and the electromagnet 65.
Detailed Description
The utility model is further illustrated below with reference to figures 1-6 and examples:
the utility model relates to a high-reliability fuse combination charging cabinet for a railway power system, which comprises a fuse body 1 and a power system protection box 2, wherein the fuse body 1 and the power system protection box 2 are attached to each other, a fastening mechanism 3 is arranged on the fuse body 1 and the power system protection box 2, and the fastening mechanism 3 is used for locking and unlocking the fuse body 1 and the power system protection box 2.
In this embodiment, the fastening mechanism 3 includes a first mounting groove 31 disposed on the fuse body 1, and a rotating screw rod 32 movably disposed in the first mounting groove 31 and threadably disposed on the fuse body 1, a supporting disc 33 is fixedly sleeved outside the rotating screw rod 32, the supporting disc 33 is movably disposed in the fixing tube 34, the fixing tube 34 is fixedly disposed on a side wall of the fuse body 1, the fixing tube 34 is movably disposed in the second mounting groove 35, the second mounting groove 35 is disposed on the power system protection box 2, one end of a push-pull rod 36 is hinged on the supporting disc 33, the other end of the push-pull rod 36 is hinged on a locking rod 37, the locking rod 37 is movably inserted in the first through hole 38, the first through hole 38 is disposed on the fixing tube 34, a first supporting spring 39 is disposed around the locking rod 37, the two ends of the first supporting spring 39 are fixedly connected to the side wall of the locking rod 37 and the inner side wall of the fixed cylinder 34 respectively, the side wall of the second mounting groove 35 is provided with a locking groove 310 matched with the locking rod 37, the fastening mechanism 3 is provided in the utility model and is used for realizing the locking and unlocking of the fuse body 1 and the power system protection box 2, specifically, the rotating screw 32 is screwed, the rotating screw 32 rotates with the supporting disc 33, the supporting disc 33 rotates, the locking rod 37 is pushed or pulled to move through the push-pull rod 36, so that the locking rod 37 moves into or out of the fixed cylinder 34 through the first through hole 38, when the locking rod enters the locking groove 310, the fixed cylinder 34 is fixed in the second mounting groove 35, and the fuse body 1 and the power system protection box 2 are fixed together, otherwise, unlocking of the fuse body 1 and the power system protection box 2 is achieved.
In this embodiment, four push-pull rods 36 are provided, and four push-pull rods 36 are disposed in a central symmetry manner with respect to the center of the support plate 33.
In this embodiment, be provided with conflict mechanism 4 between fuse body 1 and the electric power system protection box 2, conflict mechanism 4 quantity with locking groove 310 quantity is the same, conflict mechanism 4 is including seting up the second through-hole 41 on electric power system protection box 2, second through-hole 41 is linked together with locking groove 310 and is set up, the activity is pegged graft in the second through-hole 41 has the touch rod 42, and touch rod 42 winding is provided with second supporting spring 43 outward, the both ends of second supporting spring 43 are fixed connection respectively on the lateral wall of touch rod 42 and on the lateral wall of second through-hole 41, be provided with on the touch rod 42 with locking rod 37 assorted inclined groove 44, set up conflict mechanism 4 in the utility model, the setting of conflict mechanism 4 through the conflict effect, can make between fuse body 1 and electric power system protection box 2 can not take place the motion after fixed to conflict mechanism 4's structural design is reasonable, specifically, and the process need not manual operation, when locking rod 37 moves to locking groove 310, can touch rod 42, and touch rod 42 makes the motion to the side wall of the fuse body 1 and the electric power system protection box 2 to the conflict body, and the side of the present utility model makes the fuse body 1 and the conflict 2 make the end to the side of the fuse body 1 through the conflict 2 to the side of the electric power system protection box 2.
In this embodiment, the locking groove 310 is internally provided with the prompting mechanism 5, the prompting mechanism 5 includes a first electrode contact 51 and a second electrode contact 52, the first electrode contact 51 is fixedly disposed on a side wall of the contact rod 42, the second electrode contact 52 is movably disposed in the locking groove 310, one end of a first guiding component 53 is fixedly connected to the side wall of the second electrode contact 52, the other end of the first guiding component 53 is fixedly connected to a side wall of a third mounting groove 54, the third mounting groove 54 is opened on the power system protection box 2, the third mounting groove 54 is connected with the locking groove 310, the power system protection box 2 is provided with the warning indicator 55, the prompting mechanism 5 is disposed in the utility model, and is used for reminding a worker of the installation progress, specifically, after the fuse body 1 and the power system protection box 2 are locked, the prompting mechanism 5 can play a role, and the structure design of the prompting mechanism 5 is reasonable, the prompting process does not need to be controlled manually, specifically, when the contact rod 42 moves leftwards, the first contact plate 51 is contacted with the first electrode contact plate 51, and the first electrode contact 52 is connected in series with the warning circuit 55.
In this embodiment, the first guide assembly 53 includes a first guide rod 531, a first guide cylinder 532 and a first guide spring 533, where the first guide rod 531 is movably inserted into the first guide cylinder 532, the first guide spring 533 is wound around the first guide rod 531, and two ends of the first guide spring 533 are respectively and fixedly connected to a side wall of the first guide rod 531 and an outer side wall of the first guide cylinder 532.
In this embodiment, the locking groove 310 is internally provided with the anti-falling mechanism 6, the anti-falling mechanism 6 includes a fourth mounting groove 61 formed on the locking rod 37, the fourth mounting groove 61 is internally and movably provided with the anti-falling iron rod 62, and the side wall of the anti-falling iron rod 62 is fixedly connected with one end of the second guiding component 63, the other end of the second guiding component 63 is fixedly connected with the side wall of the fourth mounting groove 61, the side wall of the locking groove 310 is provided with a fifth mounting groove 64 matched with the anti-falling iron rod 62, the side wall of the fifth mounting groove 64 is fixedly connected with an electromagnet 65 matched with the anti-falling iron rod 62, the anti-falling mechanism 6 is provided, and the anti-falling mechanism 6 is used for playing a role in anti-falling, specifically, when the first electrode contact piece 51 is contacted with the second electrode contact piece 52, and the series circuit is connected, the electromagnet 65 is electrified to generate magnetism, when the locking rod 37 moves towards the locking groove 310, and the fourth mounting groove 61 is opposite to the fifth mounting groove 64, and under the magnetic effect, the electromagnet 65 is fixedly connected with the anti-falling iron rod 62, and thus the anti-falling iron rod 64 can enter the fifth mounting groove 64.
In this embodiment, the second guiding component 63 includes a second guiding rod, a second guiding cylinder and a second guiding spring, where the second guiding rod is movably inserted in the second guiding cylinder, the second guiding spring is wound outside the second guiding rod, and two ends of the second guiding spring are respectively and fixedly connected to the side wall of the second guiding rod and the outer side wall of the second guiding cylinder.
The utility model has the beneficial effects that:
the utility model improves the fixing structure of the existing fuse body 1 and the power system protection box 2, and when the improved fuse body 1 and the power system protection box 2 are fixed, the effect of convenient operation can be achieved, meanwhile, the damage to the isolating switch fuse can be avoided, and the reliability of a railway power system can be improved.
The utility model provides a fastening mechanism 3 for realizing the locking and unlocking of the fuse body 1 and the power system protection box 2, in particular, the rotating screw 32 is screwed, the rotating screw 32 rotates with the supporting disc 33, the supporting disc 33 rotates, the locking rod 37 is pushed or pulled to move through the push-pull rod 36, so that the locking rod 37 moves inwards or outwards through the first through hole 38, and when the locking rod moves outwards to enter the locking groove 310, the fixing barrel 34 is fixed in the second mounting groove 35, so that the fuse body 1 and the power system protection box 2 are fixed together, and conversely, the fuse body 1 and the power system protection box 2 are unlocked.
The utility model is provided with the abutting mechanism 4, the abutting mechanism 4 can ensure that the fuse body 1 and the power system protection box 2 cannot move after being fixed through abutting action, the structural design of the abutting mechanism 4 is reasonable, manual operation is not required in the abutting process, specifically, when the locking rod 37 moves into the locking groove 310, the abutting rod 42 abuts against and moves out of the locking groove 310, the left end of the abutting rod 42 moves between the fuse body 1 and the power system protection box 2, and the right end face of the fuse body 1 abuts against the left end face of the abutting rod 42, so that the fastening of the fuse body 1 and the power system protection box 2 is realized through abutting action.
The prompting mechanism 5 is arranged in the utility model and used for prompting the installation progress of workers, specifically, when the fuse body 1 and the power system protection box 2 are locked, the prompting mechanism 5 plays a role in prompting, the structural design of the prompting mechanism 5 is reasonable, the prompting process is not required to be controlled manually, specifically, when the contact rod 42 moves leftwards, the first electrode contact piece 51 is carried along to move leftwards, when the first electrode contact piece 51 contacts with the second electrode contact piece 52, the series circuit is connected, and the warning device 55 works to give out warning.
The utility model provides the anti-disengaging mechanism 6, and the anti-disengaging mechanism 6 is arranged for playing a role in preventing disengagement, specifically, when the first electrode contact piece 51 is contacted with the second electrode contact piece 52 and the series circuit is connected, the electromagnet 65 is electrified to generate magnetism, and when the locking rod 37 moves towards the locking groove 310 and the fourth mounting groove 61 is opposite to the fifth mounting groove 64, the anti-disengaging iron rod 62 moves into the fifth mounting groove 64 under the action of magnetic attraction, so that the limiting effect is played.
The embodiments of the present utility model are disclosed as preferred embodiments, but not limited thereto, and those skilled in the art will readily appreciate from the foregoing description that various extensions and modifications can be made without departing from the spirit of the present utility model.
Claims (10)
1. The utility model provides a high reliable fuse combination of railway electric power system fills gas holder, includes fuse body (1) and electric power system protection box (2), its characterized in that, fuse body (1) and electric power system protection box (2) laminating mutually set up, be provided with fastening mechanism (3) on fuse body (1) and electric power system protection box (2), fastening mechanism (3) are used for the locking and the unblock of fuse body (1) and electric power system protection box (2).
2. The railway power system high-reliability fuse combination charging cabinet of claim 1, wherein: the fastening mechanism (3) comprises a first mounting groove (31) arranged on the fuse body (1), and a rotary screw (32) movably arranged in the first mounting groove (31) and screwed on the fuse body (1), the outer fixing sleeve of the rotary screw (32) is provided with a supporting disc (33), the supporting disc (33) is movably arranged in the fixing cylinder (34), and the fixed cylinder (34) is fixedly arranged on the side wall of the fuse body (1), the fixed cylinder (34) is movably arranged in the second mounting groove (35), and the second mounting groove (35) is arranged on the power system protection box (2), one end of a push-pull rod (36) is hinged on the supporting disc (33), and the other end of the push-pull rod (36) is hinged on the locking rod (37), the locking rod (37) is movably inserted in the first through hole (38), the first through hole (38) is arranged on the fixed cylinder (34), the locking rod (37) is externally wound with a first supporting spring (39), two ends of the first supporting spring (39) are respectively and fixedly connected on the side wall of the locking rod (37) and the inner side wall of the fixed cylinder (34), and a locking groove (310) matched with the locking rod (37) is formed in the side wall of the second mounting groove (35).
3. The railway power system high-reliability fuse combination charging cabinet of claim 2, wherein: the number of the push-pull rods (36) is four, and the four push-pull rods (36) are arranged in a central symmetry mode relative to the center of the supporting disc (33).
4. The railway power system high-reliability fuse combination charging cabinet of claim 3, wherein: an abutting mechanism (4) is arranged between the fuse body (1) and the power system protection box (2), and the number of the abutting mechanisms (4) is consistent with that of the locking grooves (310).
5. The high-reliability fuse combination charging cabinet for a railway power system of claim 4, wherein: the utility model discloses a power system protection box, including electric power system protection box (2), conflict mechanism (4) are including seting up second through-hole (41) on electric power system protection box (2), second through-hole (41) are linked together with locking groove (310) and are set up, second through-hole (41) internal activity is pegged graft and is had conflict pole (42), and the outside winding of conflict pole (42) is provided with second supporting spring (43), the both ends of second supporting spring (43) are fixed connection respectively on the lateral wall of conflict pole (42) and on the lateral wall of second through-hole (41), be provided with on conflict pole (42) with locking lever (37) assorted tilting groove (44).
6. The railway power system high-reliability fuse combination charging cabinet of claim 5, wherein: a prompt mechanism (5) is arranged in the locking groove (310).
7. The railway power system high-reliability fuse combination charging cabinet of claim 6, wherein: the prompting mechanism (5) comprises a first electrode contact piece (51) and a second electrode contact piece (52), the first electrode contact piece (51) is fixedly arranged on the side wall of a supporting contact rod (42), the second electrode contact piece (52) is movably arranged in a locking groove (310), one end of a first guiding component (53) is fixedly connected to the side wall of the second electrode contact piece (52), the other end of the first guiding component (53) is fixedly connected to the side wall of a third mounting groove (54), the third mounting groove (54) is formed in a power system protection box (2), the third mounting groove (54) is communicated with the locking groove (310), and a warning indicator (55) is arranged on the power system protection box (2).
8. The railway power system high-reliability fuse combination charging cabinet of claim 7, wherein: the first guide assembly (53) comprises a first guide rod (531), a first guide cylinder (532) and a first guide spring (533), wherein the first guide rod (531) is movably inserted into the first guide cylinder (532), the first guide spring (533) is wound outside the first guide rod (531), and two ends of the first guide spring (533) are respectively and fixedly connected onto the side wall of the first guide rod (531) and the outer side wall of the first guide cylinder (532).
9. The railway power system high-reliability fuse combination charging cabinet of claim 7, wherein: be provided with anticreep mechanism (6) in locking groove (310), anticreep mechanism (6) are including seting up fourth mounting groove (61) on locking lever (37), fourth mounting groove (61) internal activity is provided with anticreep iron rod (62), and the one end of the lateral wall fixedly connected with second direction subassembly (63) of anticreep iron rod (62), the other end fixed connection of second direction subassembly (63) is on the lateral wall of fourth mounting groove (61), offered fifth mounting groove (64) with anticreep iron rod (62) assorted on the lateral wall of locking groove (310), fixedly connected with and anticreep iron rod (62) assorted electro-magnet (65) on the lateral wall of fifth mounting groove (64).
10. The railway power system high-reliability fuse combination charging cabinet of claim 9, wherein: the second guide assembly (63) comprises a second guide rod, a second guide cylinder and a second guide spring, the second guide rod is movably inserted into the second guide cylinder, the second guide spring is wound outside the second guide rod, and two ends of the second guide spring are fixedly connected to the side wall of the second guide rod and the outer side wall of the second guide cylinder respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311146294.4A CN117200005B (en) | 2023-09-06 | 2023-09-06 | High-reliability fuse combination inflatable cabinet for railway power system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311146294.4A CN117200005B (en) | 2023-09-06 | 2023-09-06 | High-reliability fuse combination inflatable cabinet for railway power system |
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| Publication Number | Publication Date |
|---|---|
| CN117200005A true CN117200005A (en) | 2023-12-08 |
| CN117200005B CN117200005B (en) | 2024-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311146294.4A Active CN117200005B (en) | 2023-09-06 | 2023-09-06 | High-reliability fuse combination inflatable cabinet for railway power system |
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| CN (1) | CN117200005B (en) |
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| CN113458959A (en) * | 2021-09-03 | 2021-10-01 | 南通市吉腾鼓风机有限公司 | Reciprocating automatic polishing equipment and polishing method for stainless steel pipe machining |
| CN114895091A (en) * | 2022-04-22 | 2022-08-12 | 无锡市锡容电力电器有限公司 | Capacitor voltage transformer |
| CN116388013A (en) * | 2023-05-16 | 2023-07-04 | 浙江机电职业技术学院 | Electrical cabinet convenient to maintain and used for semiconductor |
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| CN117200005B (en) | 2024-02-23 |
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